Finding the Fourth Proportional to 836,286.12, 1,253,728.80 and 582,823.08
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Solution
The fourth proportional to 836,286.12, 1,253,728.80 and 582,823.08 is: 873,746.51
Step by Step Solution
- Step 1: Write the proportion equation
836,286.12 : 1,253,728.80 = 582,823.08 : x - Step 2: Convert to fraction form
836,286.12/1,253,728.80 = 582,823.08/x - Step 3: Cross multiply
836,286.12x = 1,253,728.80 × 582,823.08 - Step 4: Simplify right side
836,286.12x = 730,702,080,700.70 - Step 5: Solve for x
x = 730,702,080,700.70/836,286.12 - Step 6: Final answer
x = 873,746.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.